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Date: Wed, 13 Apr 2005 18:32:00 -0000
From: "pinskia at gcc dot gnu dot org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Message-ID: <20050413183218.20999.pinskia@gcc.gnu.org>
Reply-To: gcc-bugzilla@gcc.gnu.org
Subject: [Bug tree-optimization/20999] New: store should not be done if we don't change its value
X-Bugzilla-Reason: CC
X-SW-Source: 2005-04/txt/msg01777.txt.bz2
List-Id: <gcc-bugs.sourceware.org>

int i;
void f()
{
  int t = i;
  if(t == 4)
    t = 3;
  i = t;
}

void f1()
{
  if (i == 4)
   i = 3;

}

-- 
           Summary: store should not be done if we don't change its value
           Product: gcc
           Version: unknown
            Status: UNCONFIRMED
          Keywords: missed-optimization
          Severity: enhancement
          Priority: P2
         Component: tree-optimization
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: pinskia at gcc dot gnu dot org
                CC: gcc-bugs at gcc dot gnu dot org


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20999